Abstract: The present invention provides a method of inhibiting the corrosion of nonferrous metals using an anticorrosive agent selected from 3-amino-5-(.omega.-hydroxy-n-alkyl)-1,2,4-triazoles having the general formula: ##STR1## wherein x is an integer in the range of from 1 to 12; salts of the compounds of formula (I) with inorganic acids; and salts of the compounds of formula (I) with organic acids.

Abstract: A method and apparatus for simultaneously washing a plurality of generally tubular or sock-like filtering elements of a gas filtering apparatus without removing the elements from the apparatus, the filter elements being disposed in a regular array of rows and columns within a housing between an inlet and an outlet thereof. The method includes positioning in the housing a liquid conduit having a plurality of axially spaced spray nozzles for delivering washing liquid along one or more rows of elements and supplying washing liquid to the conduit.

Abstract: Acylcyanamides are disclosed having the formula ##STR1## in which the symbol R represents a straight-chain or branched chain alkyl or alkenyl group having from about 5 to about 21 carbon atoms, which group may be substituted by OH--, O--CH.sub.2 --CH.sub.2 --OH-- and/or O--R'-- groups, where the symbol R' represents an alkyl group having from 1 to about 4 carbon atoms and wherein M is a manganese, iron, cobalt, nickel, zinc, cadmium, copper and/or lead.The compounds of the invention are useful as heat stabilizers for chlorine-containing polymers.

Abstract: A method and composition for fatliquoring during the leather and skin tanning process, in which an amphoteric surfactant is employed which is the condensation product of at least one C.sub.6-22 -fatty acid or corresponding ester with at least an aminoalkylalkanolamine followed by subsequent alkylation reaction with at least one vinylog compound.

Abstract: An improved reactor (and process using the same) comprising multistage stirrer elements and baffles, which has particular dimensional ratios between the reactor diameter, the width and spacing of the stirrer elements, and the baffles. The reactor is particularly adapted for the production of polysaccharide ethers, especially cellulose ethers.

Abstract: Oral and dental preparations containing as an active ingredient an anti-caries effective amount of a C.sub.2-4 alkoxylated trihydric to hexahydric C.sub.3-12 aliphatic polyol wherein at least one hydroxyl moiety is esterified with phosphoric acid, or a physiologically compatible water soluble salt thereof.

Abstract: An electrical device for vaporizing vaporizable material from a solid carrier comprising a feed passage whose rear wall is a heating plate and an L-shaped chimney extending through the feed passage, so that air is drawn in from the lower end of the chimney and passes out the upper end of the chimney after heating, together with vaporized material.

Abstract: The invention relates to the use as perfumes of 1-alkyl/alkenyl cyclohexan-1-ols corresponding to the general formula ##STR1## in which R is a C.sub.1-4 alkyl or a C.sub.2-4 alkenyl, 0 to 3 of the 10 substituents R' are methyl and the balance of the 10 substituents R' are hydrogen, in compositions containing active chlorine, and perfumed compositions so obtained.

Abstract: The invention relates to the use as perfumes of tertiary, alkyl-substituted alcohols corresponding to the general formula ##STR1## in which R.sup.1 and R.sup.2 are individually each a C.sub.1-3 alkyl and R.sup.3 is a C.sub.4-9 alkyl, in compositions containing active chlorine, and to such compositions themselves.

Abstract: The invention relates to isomeric 1-alkyl/alkenyl-2,2,4(2,4,4)-trimethyl cyclopentan-1-ols corresponding to general formulae I a/b below ##STR1## in which R is C.sub.2-5 alkyl or a C.sub.3-5 alkenyl; the use of compounds of the same formula in which R is C.sub.1-5 alkyl or C.sub.2-5 alkenyl as perfumes in compositions containing active chlorine or capable of generating active chlorine; and methods for their preparation.

Abstract: Hydroxyalkyl polyethylene glycol ethers corresponding to the formula ##STR1## in which X is R.sup.3 --CHOH--CHR.sup.4 --(OCH.sub.2 CH.sub.2).sub.n --, R.sup.1 is a linear or branched C.sub.1-6 alkyl, R.sup.2 =R.sup.1 or X, R.sup.3 is a straight-chain C.sub.6-18 alkyl, R.sup.4 is hydrogen or a C.sub.1-8 alkyl, and and n is an average number of from 3 to 20, with the proviso that the sum of the carbon atoms in R.sup.3 and R.sup.4 is from 6 to 18, are suitable for depressing foam in detergent preparations.

Abstract: Nickel-free aqueous phosphating compositions containing zinc ions, cobalt ions, phosphate ions, and at least two additional cations; methods for using such composition, and products of the methods.

Abstract: A detergent degreasing composition for DI-process tin-plated cans, comprising an alkali metal or ammonium salt of orthophosphoric acid, an alkali metal salt of nitrous acid, an optional surfactant, sufficient of at least one alkali metal salt of carbonic acid to adjust the pH to 9 to 11, and water.

Abstract: In order to facilitate lifting a booster cloth containing a detergency booster and which dissolves in water during washing from a stack arranged in a dispenser without any special aids, a curved incision is made at the center of gravity of the cloth and the stack of cloths is mounted in an upwardly convex arcuate fashion in such a way that a tab area projects upward from the surface of the cloth along the incision.

Abstract: To provide the perfume carrier of an artificial flower both with a high absorption capacity and with high mechanical stability, a random-fiber fleece of rayon staple fibers is mechanically stabilized by needle punching and then compressed in a press of which all the forming surfaces are heated.

Abstract: The use of known thermoplastic polyamides based on dimerized fatty acids and predominantly aliphatic diamines, especially polyether diamines, as carriers for fragrances and perfumes.

Abstract: A phosphate conversion coating aqueous solution and method for its use, which solution contains zinc ions and phosphate ions, and an oxidation accelerator composition comprising (a) a bromate compound and (b) a nitroaromatic.

Abstract: A method for activating a metal surface during a phosphating process by treating the surface with an activating solution containing titanium ions, phosphate ions, and borate ions, after initial cleaning and rinsing but before phosphation.

Abstract: Oligopeptide derivates corresponding to the general formulaMOOC--CHR.sup.1 --CHR.sup.2 --COHN--R.sup.3 (I)in which one of the groups R.sup.1 or R.sup.2 represents hydrogen or a C.sub.1 -C.sub.4 alkyl group while the other is a C.sub.6 -C.sub.22 alkyl or alkenyl group; R.sup.3 represents the residue of an oligopeptide which optionally contains other MOOC--CHR.sup.1 --CHR.sup.2 --CO-- groups attached to the nitrogen atom of basic amino acid side groups, and M represents hydrogen or an alkali, alkaline-earth, ammonium, mono-, di- or tri-alkanolammonium ion, are produced by partial hydrolysis of an animal or vegetable protein to a hydrolyzate having an average molecular weight of from 200 to 20,000 and reaction of the hydrolyzate with a substituted succinic acid anhydride corresponding to the following general formula ##STR1## in the presence of a base at a pH value above 8. These oligopeptide derivatives are suitable for use as surfactants which are gentle to the skin.